white alert
noun
(in military or civilian defense) an all-clear signal, directive, etc., indicating that the danger of air raid no longer exists.
a return to normal conditions following an attack or a threat of attack.
Words nearby white alert
whitby,
whitchurch-stouffville,
white,
white admiral,
white alder,
white alert,
white alkali,
white ant,
white area,
white as a sheet,
white ash